/////////////////////////////////////////////////////////////////////////////
// Original code from libhdfs3. Copyright (c) 2013 - 2014, Pivotal Inc.
// All rights reserved. Author: Zhanwei Wang
/////////////////////////////////////////////////////////////////////////////
//  Modifications by Kumo Inc.
// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//


#include <ktest/ktest.h>

#include <kmhdfs/common/exception.h>
#include <kmhdfs/common/exception_internal.h>

#include <iostream>

using namespace Hdfs;
using namespace Hdfs::Internal;

TEST(TestException, ThrowAndCatch) {
    try {
        THROW(HdfsException, "hello world %d %lf", 123, 123.123);
    } catch (const HdfsException & e) {
        return;
    }

    ASSERT_TRUE(false);
}

TEST(TestException, ThrowAndCatchInheritedException) {
    try {
        THROW(HdfsException, "hello world %d %lf", 123, 123.123);
    } catch (const HdfsException & e) {
        return;
    }

    ASSERT_TRUE(false);
}

TEST(TestException, ThrowAndRethrow) {
    try {
        try {
            THROW(HdfsException, "hello world %d %lf", 123, 123.123);
        } catch (const HdfsException & e) {
            exception_ptr p = current_exception();
            rethrow_exception(p);
        }

        ASSERT_TRUE(false);
    } catch (const HdfsException & e) {
        return;
    }

    ASSERT_TRUE(false);
}

TEST(TestException, ThrowNestedException) {
    try {
        try {
            try {
                THROW(HdfsNetworkException, "hello world %d %lf", 123, 123.123);
            } catch (const HdfsException & e) {
                NESTED_THROW(HdfsNetworkException, "nested throw: ");
            }

            ASSERT_TRUE(false);
        } catch (const HdfsException & e) {
            Hdfs::rethrow_if_nested(e);
        }

        ASSERT_TRUE(false);
    } catch (const HdfsException & e) {
        std::cerr << e.what() << std::endl;
        std::cerr << e.msg() << std::endl;
        return;
    }

    ASSERT_TRUE(false);
}

TEST(TestException, NestedErrorDetails) {
    try {
        try {
            try {
                try {
                    try {
                        throw std::runtime_error("runtime_error");
                    } catch (...) {
                        NESTED_THROW(HdfsException, "nested HdfsException");
                    }
                } catch (...) {
                    Hdfs::throw_with_nested(std::runtime_error("runtime_error"));
                }
            } catch (...) {
                Hdfs::throw_with_nested(std::runtime_error("runtime_error"));
            }
        } catch (...) {
            NESTED_THROW(HdfsException, "nested HdfsException");
        }
    } catch (const HdfsException & e) {
        std::string buffer;
        std::cout << GetExceptionDetail(e, buffer) << std::endl;
    }
}
